public delegate void UpdateDialogShowingEventHandler(
	Object sender,
	UpdateDialogShowingEventArgs e
)

Public Delegate Sub UpdateDialogShowingEventHandler ( 
	sender As Object,
	e As UpdateDialogShowingEventArgs
)

public delegate void UpdateDialogShowingEventHandler(
	Object^ sender, 
	UpdateDialogShowingEventArgs^ e
)

type UpdateDialogShowingEventHandler = 
    delegate of 
        sender : Object * 
        e : UpdateDialogShowingEventArgs -> unit